Verbatim 43888. Product colour Black. Disc loading type Top. Purpose Notebook. Optical drive type Blu-Ray DVD Combo. Interface Serial ATA III. BD-R write speed 6x. BD-R Dual Layer write speed 6x. BD-R Dual Layer read speed 4x. BD-R read speed 4x. Windows operating systems supported Windows 10.Windows 7.Windows 8. Mac operating systems supported Mac OS X 10.6 Snow Leopard